About 1 in 5 UA 1586 flights from Dallas arrived 15+ minutes late, diverted or cancelled over the past year (18%); 0.9% were cancelled. The typical flight landed 5 minutes early.
UA 1586: DFW → IAH
Scheduled to leave Dallas at 9:46 a.m. local time. Over the past year it arrived on time 82% of the time (214 flights), in line with other UA flights on the route at that hour (81%). Last seen in the data Aug 31, 2026.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 33 | 85% |
| Tuesday | 29 | 79% |
| Wednesday | 33 | 88% |
| Thursday | 34 | 82% |
| Friday | 34 | 79% |
| Saturday | 23 | 70% |
| Sunday | 28 | 86% |
Why it was late
All flights DFW → IAH · Connecting off UA 1586? Check the risk
Questions
How often is UA 1586 from DFW to IAH late?
United Airlines 1586 from Dallas/Fort Worth, TX to Houston, TX arrived 15 or more minutes late, was diverted or was cancelled on 18% of 214 scheduled flights between September 2025 and August 2026. 0.9% were cancelled.
Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check United Airlines for today's flight. Method.